EP 3239324 B1 20220810 - GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND PRODUCTION METHOD THEREFOR
Title (en)
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND PRODUCTION METHOD THEREFOR
Title (de)
KORNORIENTIERTES ELEKTRISCHES STAHLBLECH UND HERSTELLUNGSVERFAHREN DAFÜR
Title (fr)
TÔLE D'ACIER MAGNÉTIQUE À GRAINS ORIENTÉS ET SON PROCÉDÉ DE PRODUCTION
Publication
Application
Priority
- KR 20140189059 A 20141224
- KR 20150178456 A 20151214
- KR 2015014034 W 20151221
Abstract (en)
[origin: EP3239324A1] Provided is an oriented electrical steel sheet including a groove existing on the surface of the electrical steel sheet and a forsterite layer formed on a part or all of the surface of the electrical steel sheet, in which forsterite which is extended from the forsterite layer and penetrates to a base steel sheet in an anchor form is present on the surface of the side of the groove.
IPC 8 full level
C22C 38/02 (2006.01); B23K 26/0622 (2014.01); B23K 26/36 (2014.01); B23K 26/364 (2014.01); B23K 26/40 (2014.01); C21D 8/12 (2006.01); C21D 9/46 (2006.01); C22C 38/00 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C23C 8/18 (2006.01); H01F 1/18 (2006.01); B23K 101/34 (2006.01); B23K 103/04 (2006.01)
CPC (source: CN EP US)
B23K 26/0622 (2015.10 - EP US); B23K 26/364 (2015.10 - CN EP US); B23K 26/40 (2013.01 - EP US); C21D 8/12 (2013.01 - US); C21D 8/1222 (2013.01 - CN US); C21D 8/1233 (2013.01 - CN US); C21D 8/1244 (2013.01 - US); C21D 8/1255 (2013.01 - US); C21D 8/1261 (2013.01 - US); C21D 8/1272 (2013.01 - CN EP US); C21D 8/1283 (2013.01 - CN EP US); C21D 8/1288 (2013.01 - US); C21D 8/1294 (2013.01 - CN); C21D 9/46 (2013.01 - US); C22C 38/001 (2013.01 - EP US); C22C 38/002 (2013.01 - EP US); C22C 38/02 (2013.01 - CN EP US); C22C 38/04 (2013.01 - CN EP US); C22C 38/06 (2013.01 - CN EP US); C23C 8/18 (2013.01 - US); H01F 1/18 (2013.01 - EP US); B23K 2101/34 (2018.07 - EP US); B23K 2103/04 (2018.07 - EP US); C21D 2201/05 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3239324 A1 20171101; EP 3239324 A4 20180124; EP 3239324 B1 20220810; CN 107109511 A 20170829; CN 107109511 B 20190913; JP 2018508647 A 20180329; JP 6655084 B2 20200226; KR 101693516 B1 20170106; KR 20160078247 A 20160704; US 11180819 B2 20211123; US 2018010206 A1 20180111
DOCDB simple family (application)
EP 15873580 A 20151221; CN 201580070933 A 20151221; JP 2017534251 A 20151221; KR 20150178456 A 20151214; US 201515539637 A 20151221